tmux Window Commands Cheat Sheet

| Action                       | Command               |
|------------------------------|-----------------------|
| Make vertical window panes   | Ctrl+b %              |
| Make horizontal window panes | Ctrl+b "              |
| Switch panes                 | Ctrl+b         |
| Resize pane (mac)            | Ctrl+b :resize-p -L 4 |
| Resize pane (GNU)            | Ctrl+b Ctrl+   |

The `Ctrl+b :resize-p -D 4`` command means to press `Ctrl+b`` then press `:`` to enter the command line for the rest of the command.

(e.g. `resize-p -D 4``). The `-D`` flag indicates down. The other options are `-U`` for up, `-L`` for left, and `-R`` for right. The "4" in the example is the amount that can be changed to your desired setting.